Home / 724,602.60-1,088,070.30-547,309.80

Finding the Fourth Proportional to 724,602.60, 1,088,070.30 and 547,309.80

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Solution

The fourth proportional to 724,602.60, 1,088,070.30 and 547,309.80 is: 821,845.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,602.60 : 1,088,070.30 = 547,309.80 : x
  2. Step 2: Convert to fraction form
    724,602.60/1,088,070.30 = 547,309.80/x
  3. Step 3: Cross multiply
    724,602.60x = 1,088,070.30 × 547,309.80
  4. Step 4: Simplify right side
    724,602.60x = 595,511,538,278.94
  5. Step 5: Solve for x
    x = 595,511,538,278.94/724,602.60
  6. Step 6: Final answer
    x = 821,845.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.